CN116984267B - Sorting equipment for processing PET plastic bottle caps - Google Patents
Sorting equipment for processing PET plastic bottle caps Download PDFInfo
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- CN116984267B CN116984267B CN202311259604.3A CN202311259604A CN116984267B CN 116984267 B CN116984267 B CN 116984267B CN 202311259604 A CN202311259604 A CN 202311259604A CN 116984267 B CN116984267 B CN 116984267B
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- arc
- bottle cap
- fixedly connected
- dust collection
- shaped
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- 239000000428 dust Substances 0.000 claims description 94
- 238000001514 detection method Methods 0.000 claims description 61
- 230000000712 assembly Effects 0.000 claims description 11
- 238000000429 assembly Methods 0.000 claims description 11
- 238000005498 polishing Methods 0.000 claims description 11
- 239000004744 fabric Substances 0.000 claims description 7
- 238000004140 cleaning Methods 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 2
- 230000002950 deficient Effects 0.000 abstract description 11
- 238000001816 cooling Methods 0.000 abstract description 5
- 238000002347 injection Methods 0.000 abstract description 2
- 239000007924 injection Substances 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 description 5
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 3
- 235000017491 Bambusa tulda Nutrition 0.000 description 3
- 241001330002 Bambuseae Species 0.000 description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/02—Measures preceding sorting, e.g. arranging articles in a stream orientating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
- B07C5/3404—Sorting according to other particular properties according to properties of containers or receptacles, e.g. rigidity, leaks, fill-level
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/36—Sorting apparatus characterised by the means used for distribution
- B07C5/361—Processing or control devices therefor, e.g. escort memory
- B07C5/362—Separating or distributor mechanisms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/36—Sorting apparatus characterised by the means used for distribution
- B07C5/363—Sorting apparatus characterised by the means used for distribution by means of air
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/36—Sorting apparatus characterised by the means used for distribution
- B07C5/38—Collecting or arranging articles in groups
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/06—Dust extraction equipment on grinding or polishing machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
- B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
- B24B9/20—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of plastics
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sealing Of Jars (AREA)
Abstract
The application belongs to the field of bottle cap processing, and particularly relates to sorting equipment for PET plastic bottle cap processing, which comprises a mounting frame, an arc-shaped frame, a conveyor belt and the like, wherein the arc-shaped frame is fixedly connected on the mounting frame; two conveying belts are connected to the arc-shaped frame; another conveyer belt is connected between the two conveyer belts through a connecting block; according to the application, the condition of the internal screw thread of the bottle cap can be judged through the maximum value reached by the first arc-shaped pressure sensor, the bottle cap is blown onto the conveying belt in front through the air injection of the rectangular groove, and according to the same principle, when the qualified bottle cap passes through the conveying belt between the left side and the front, the bottle cap is blown onto the conveying belt between the left side and the front, and the qualified bottle cap and the defective bottle cap are respectively conveyed through different conveying belts, so that the sorting of the qualified bottle cap and the defective bottle cap is carried out, and the problem that the internal screw thread of the bottle cap is too thick due to insufficient cooling shrinkage is solved, so that the bottle cap is extruded and deformed when the bottle cap is screwed, or the bottle cap is difficult to unscrew after being screwed is solved.
Description
Technical Field
The application belongs to the field of bottle cap processing, and particularly relates to sorting equipment for PET plastic bottle cap processing.
Background
In the prior art, the plastic bottle cap processing sorting device is used for detecting the air tightness of the bottle cap, the bottle cap is screwed onto the sealing tube, then the bottle cap is immersed into water to convey air into the sealing tube, whether bubbles are generated in the water or not is observed, then sorting is carried out according to a detection result, the detection mode is adopted, residual moisture on the bottle cap is required, subsequent additional treatment is caused, the cost is increased, and when the bottle cap is produced and processed, due to the production process problem and the air tightness problem, the internal threads of the bottle cap are not enough to cause the too thick threads due to cooling shrinkage, so that the bottle cap is subjected to extrusion deformation when being screwed up, or the bottle cap is difficult to unscrew after being screwed up, burrs are generated on a protecting strip on part of the bottle cap after cooling molding, so that a consumer is scratched by the burrs when screwing up the bottle cap, and the product mouth piece is affected.
Disclosure of Invention
The application provides sorting equipment for processing PET plastic bottle caps, which aims to overcome the defects that the internal threads of the bottle caps are too thick due to insufficient cooling shrinkage, so that the bottle caps are extruded and deformed during screwing or the bottle caps are difficult to unscrew after screwing.
The technical scheme of the application is as follows: a sorting device for processing PET plastic bottle caps comprises a mounting rack, an arc-shaped rack and a conveying belt; an arc-shaped frame is fixedly connected on the mounting frame; two conveying belts are connected to the arc-shaped frame; another conveyer belt is connected between the two conveyer belts through a connecting block; the device also comprises an air cylinder, a power disc, an electric rotary drum, a conveying assembly and a thread detection assembly; the mounting frame is fixedly connected with a cylinder; the telescopic end of the air cylinder is fixedly connected with a power disc; a plurality of electric rotating drums are rotationally connected to the power disc, and the power disc drives the electric rotating drums to rotate through electricity; each electric rotating drum is internally connected with a thread detection assembly; the arc-shaped frame is connected with a conveying component; the conveying assembly is connected with all the thread detection assemblies.
As a preferred technical scheme of the application, the conveying assembly comprises a baffle plate, a fixed disc, a driving motor, a housing and a transfer disc; a fixed disc is fixedly connected on the arc-shaped frame; the lower side of the fixed disc is fixedly connected with the fixed disc; the output shaft of the driving motor is fixedly connected with a transfer disc, the transfer disc is positioned above the fixed disc, and a plurality of arc grooves are formed in the transfer disc; the transfer plate is provided with a circular groove, a plurality of rectangular grooves are formed in the transfer plate, each rectangular groove corresponds to one arc-shaped groove, and a control valve is arranged in each rectangular groove; all rectangular grooves are communicated with the circular grooves; the fixed disk is also provided with a plurality of through holes; the fixed disc is fixedly connected with a cover shell, the outer ring surface of the cover shell is provided with a through groove corresponding to the three conveying belts, the cover shell is provided with a plurality of through holes, and the transfer disc is positioned between the fixed disc position and the cover shell; six baffles are fixedly connected on the outer ring surface of the housing; every two baffles are respectively corresponding to one conveyer belt.
As a preferable technical scheme of the application, the thread detection assembly comprises a first air duct, a thread cylinder, a first fixed ring, a first reset spring, a second fixed ring, a mounting ring and a torsion detection unit; a mounting ring is fixedly connected on the electric rotating drum; three torsion detection units are connected in the mounting ring; a first air duct is commonly connected among the three torsion detection units; the first air duct is connected with a thread cylinder in a sliding way, and standard threads matched with the bottle cap are arranged on the thread cylinder; the first air duct is rotationally connected with a first fixed ring; a first reset spring is fixedly connected to the first fixing ring; a second fixing ring is fixedly connected to the first reset spring; the second fixed ring is rotationally connected with the fixed disk.
As a preferred technical scheme of the application, the torsion detection unit comprises a first arc-shaped pressure sensor and a fixed plate; the inner wall of the mounting ring is connected with a first arc-shaped pressure sensor through a connecting block; one end of the first arc-shaped pressure sensor, which is not connected with the mounting ring, is fixedly connected with a fixing plate; the fixed plate is fixedly connected with the first air duct.
As a preferable technical scheme of the application, the sorting equipment further comprises air tightness detection assemblies, each thread detection assembly is connected with an air tightness detection assembly, and all the air tightness detection assemblies are connected with the arc-shaped frame; the air tightness detection assembly comprises a lantern ring, a second air guide pipe, an air cylinder, a piston rod, a second reset spring, an exhaust pipe, a sucker and a photoelectric sensor; the first air duct is rotationally connected with a lantern ring, and the lantern ring is positioned between the first fixed ring and the mounting ring; the lantern ring is fixedly connected with a second air duct which is communicated with the inner cavity of the lantern ring, and a through hole is formed in the position, corresponding to the lantern ring, of the first air duct; an inflator is fixedly connected in the arc-shaped frame; the second air duct is connected with the inflator in a sliding way; a piston rod is connected in the inflator in a sliding way; the piston rod is sleeved with a second reset spring; the second reset spring is fixedly connected with the inflator; the piston rod is fixedly connected with an exhaust pipe through a connecting block; the suction cup is fixedly connected to the lower side of the exhaust pipe and is communicated with the exhaust pipe; a photoelectric sensor is arranged in each through hole on the housing.
As a preferable technical scheme of the application, the sorting equipment further comprises a burr detection assembly, a plurality of burr detection assemblies are connected to the transfer plate, and each burr detection assembly is positioned in one arc-shaped groove of the transfer plate; the burr detection assembly comprises an arc spring, an arc block and a second arc pressure sensor; each arc-shaped groove of the transfer plate is internally provided with an arc-shaped chute, and the arc-shaped chute is connected with an arc-shaped block in a sliding manner; one end of the arc-shaped block is fixedly connected with an arc-shaped spring; the arc-shaped spring is fixedly connected with the transfer disc through a connecting block; one end of the arc-shaped block is fixedly connected with a second arc-shaped pressure sensor; the second arc-shaped pressure sensor is fixedly connected with the transfer disc through a connecting block.
As a preferable technical scheme of the application, the arc-shaped block is provided with grid cloth attached to the intrados.
As a preferable technical scheme of the application, the sorting equipment also comprises a dust collection assembly, and the dust collection assembly is connected to the housing; the dust collection assembly comprises a dust collector and a dust collection unit; the cover shell is connected with a dust collector; the air outlet of the dust collector is rotationally connected with the circular groove and communicated with all the rectangular grooves; the housing is connected with a plurality of dust collection units; each dust collection unit corresponds to one sucking disc; all dust collection units are connected with the dust collector.
As a preferable technical scheme of the application, the dust collection unit comprises a dust collection pipe and a dust collection barrel; the dust collection cylinder is fixedly connected to the housing, an annular cavity is arranged in the dust collection cylinder, and the dust collection cylinder is communicated with the dust collection pipe; the dust collection pipe is communicated with the dust collector; the inner wall of the dust collection cylinder is provided with a plurality of dust collection holes.
As a preferable technical scheme of the application, a plurality of polishing strips for polishing burrs are arranged on the upper part of the inner wall of the dust collection barrel, an annular groove is formed on the lower part of the inner wall of the dust collection barrel, bristles for cleaning scraps are arranged in the annular groove, and a plurality of dust collection holes are formed in the annular groove.
The beneficial effects are that: when the bottle cap is used, the condition of the internal thread of the bottle cap is judged by the maximum value achieved by the first arc-shaped pressure sensor, the bottle cap is blown onto the front conveying belt by the air injection of the rectangular groove, and when the qualified bottle cap passes through the conveying belt between the left side and the front, the bottle cap is blown onto the conveying belt between the left side and the front, and the qualified bottle cap and the defective bottle cap are conveyed by different conveying belts respectively, so that the qualified bottle cap and the defective bottle cap are sorted;
if the air tightness problem does not exist between the bottle cap and the threaded cylinder, the air can only be input into the lantern ring, the second air guide pipe and the air cylinder through the through holes on the first air guide pipe, so that the piston rod is pushed to slide upwards in the air cylinder, the second reset spring is compressed, the piston rod drives the air suction pipe and the sucker to move upwards, the sucker drives the bottle cap and the threaded cylinder to move upwards, the threaded cylinder slides upwards in the first air guide pipe, the bottle cap moves through the photoelectric sensor on the housing, if the air tightness problem exists between the bottle cap and the threaded cylinder, part of the air can leak out through the gaps between the bottle cap and the threaded cylinder, and then the air pressure in the lantern ring, the second air guide pipe and the air cylinder is insufficient through the through holes on the first air guide pipe, so that the piston rod cannot rise to a preset height, namely the bottle cap cannot pass through the photoelectric sensor on the housing, and then the photoelectric sensor senses the passing height of the bottle cap to judge whether the air tightness problem exists;
the burrs of the anti-slip strips on the bottle cover are polished through the polishing strips in the dust collection barrel, the dust collector is controlled to be started, the dust collection barrel is pumped through the dust collection pipe, and then the chips generated by polishing are sucked through the dust collection holes on the inner wall of the dust collection barrel.
Drawings
Fig. 1 is a schematic view showing a first perspective structure of a sorting apparatus for processing PET plastic bottle caps according to the present application;
fig. 2 is a schematic view showing a second perspective structure of the sorting apparatus for processing PET plastic bottle caps according to the present application;
FIG. 3 is a schematic view showing a partial perspective structure of a sorting apparatus for processing PET plastic bottle caps according to the present application;
fig. 4 is a schematic perspective view of a housing of the sorting equipment for processing PET plastic bottle caps;
FIG. 5 is a schematic view showing a first partial cross-sectional perspective structure of the sorting apparatus for processing PET plastic bottle caps of the present application;
FIG. 6 is a schematic view showing a cross-sectional perspective structure of a dust collection cylinder of the sorting apparatus for processing PET plastic bottle caps of the present application;
FIG. 7 is a schematic view showing a second partial cross-sectional perspective structure of the sorting apparatus for processing PET plastic bottle caps of the present application;
fig. 8 is a schematic view showing a third partial cross-sectional perspective structure of the sorting apparatus for processing PET plastic bottle caps according to the present application.
Wherein: the dust collector comprises a 1-mounting frame, a 2-arc frame, a 3-conveyor belt, a 4-baffle, a 5-grinding strip, a 6-dust collection hole, a 7-annular groove, 8-bristles, a 9-circular groove, a 10-rectangular groove, a 11-grid cloth, a 12-cylinder, a 13-power disc, a 14-electric rotary drum, a 15-first air duct, a 16-threaded drum, a 17-first fixed ring, a 18-first return spring, a 19-second fixed ring, a 20-first arc pressure sensor, a 21-fixed plate, a 22-mounting ring, a 23-fixed disc, a 24-driving motor, a 25-housing, a 26-transfer disc, a 27-arc spring, a 28-arc block, a 29-second arc pressure sensor, a 30-lantern ring, a 31-second air duct, a 32-inflator, a 33-piston rod, a 34-second return spring, a 35-suction tube, a 36-suction disc, a 37-photoelectric sensor, a 38-dust collector, a 39-dust collection tube and a 40-dust collection drum.
Detailed Description
The application will now be described in more detail with reference to the drawings and specific examples, which are not intended to limit the application thereto.
Example 1
The sorting equipment for processing the PET plastic bottle caps comprises a mounting frame 1, an arc-shaped frame 2 and a conveying belt 3 as shown in figures 1-5; an arc-shaped frame 2 is welded on the mounting frame 1; two conveyer belts 3 are connected to the arc-shaped frame 2; another conveyer belt 3 is connected between the two conveyer belts 3 through a connecting block;
the device also comprises an air cylinder 12, a power disc 13, an electric rotary drum 14, a conveying assembly and a thread detection assembly; the mounting frame 1 is connected with an air cylinder 12 through bolts; a power disc 13 is fixedly connected with the telescopic end of the air cylinder 12; five electric rotating drums 14 are rotatably connected to the power disc 13, and the power disc 13 drives the electric rotating drums 14 to rotate through electricity; a thread detection assembly is connected to each motor drum 14; the arc-shaped frame 2 is connected with a conveying component; the conveying assembly is connected with all the thread detection assemblies.
The conveying assembly comprises a baffle plate 4, a fixed disc 23, a driving motor 24, a housing 25 and a transfer disc 26; a fixed disc 23 is welded on the arc-shaped frame 2; the lower side of the fixed disc 23 is connected with bolts; the output shaft of the driving motor 24 is fixedly connected with a transfer disc 26, the transfer disc 26 is positioned above the fixed disc 23, eight annular equidistant arc grooves are formed in the transfer disc 26, and the bottle cap is limited through the arc grooves; the middle part of the transfer plate 26 is provided with a circular groove 9, eight annular equidistant rectangular grooves 10 are formed in the transfer plate 26, each rectangular groove 10 corresponds to one arc-shaped groove, and a control valve is arranged in each rectangular groove 10; all rectangular grooves 10 are communicated with the circular groove 9; the fixed disk 23 is provided with a number of through holes corresponding to the screw thread detection components; the fixed disk 23 is fixedly connected with a cover shell 25, the outer ring surface of the cover shell 25 is provided with penetrating grooves corresponding to the three conveying belts 3, the cover shell 25 is also provided with penetrating holes with the quantity corresponding to the screw thread detection components, and the transfer disk 26 is positioned between the fixed disk 23 and the cover shell 25; six baffles 4 are welded on the outer ring surface of the housing 25; each two baffles 4 corresponds to one conveyor belt 3.
The screw detection assembly comprises a first air duct 15, a screw cylinder 16, a first fixed ring 17, a first return spring 18, a second fixed ring 19, a mounting ring 22 and a torsion detection unit; the electric rotating drum 14 is fixedly connected with a mounting ring 22; three torsion detection units are connected in the mounting ring 22; a first air duct 15 is commonly connected among the three torsion detection units; the first air duct 15 is connected with a threaded cylinder 16 in a sliding way, and standard threads matched with the bottle cap are arranged on the threaded cylinder 16; the first air duct 15 is rotatably connected with a first fixed ring 17; a first reset spring 18 is fixedly connected to the first fixed ring 17; a second fixing ring 19 is fixedly connected to the first return spring 18; the second fixing ring 19 is rotatably connected to the fixing disk 23.
The torsion detection unit comprises a first arc-shaped pressure sensor 20 and a fixed plate 21; the inner wall of the mounting ring 22 is connected with a first arc-shaped pressure sensor 20 through a connecting block; the end of the first arc-shaped pressure sensor 20, which is not connected with the mounting ring 22, is fixedly connected with a fixing plate 21; the fixing plate 21 is fixedly connected with the first air duct 15.
The upper side of the threaded cylinder 16 is provided with a plurality of grooves for air outlet, and the air outlet of the threaded cylinder 16 screwed into the bottle cap is enlarged.
When in operation, the middle part of the housing 25 is externally connected with a gas transmission device, a gas transmission port of the gas transmission device is rotationally connected with the circular groove 9 and is communicated with all rectangular grooves 10, bottle caps are conveyed through the left conveying belt 3, the bottle caps are limited through the baffle 4, the bottle caps are conveyed downwards from left to right, the bottle caps are conveyed into the arc grooves of the transfer disc 26, the bottle caps are received through the fixed disc 23, then the driving motor 24 is controlled to start, the output shaft of the driving motor 24 drives the transfer disc 26 to rotate clockwise based on the top-down view, the next arc groove of the transfer disc 26 corresponds to the conveying belt 3 for conveying the bottle caps, the driving motor 24 is closed, all the bottle caps are pressed and fixed on the fixed disc 23 through the peripheral fixing device, then the driving cylinder 12 is controlled to extend and push the power disc 13 and the electric rotary drum 14 to rise, the electric rotating drum 14 and the parts connected with the electric rotating drum are enabled to move upwards, the first air duct 15 drives the threaded drum 16 and the first fixed ring 17 to move upwards, the first reset spring 18 is compressed, meanwhile, the electric rotating drum 14 is driven to rotate through the power disc 13, the mounting ring 22 and the parts connected with the mounting ring are enabled to rotate, the threaded drum 16 is enabled to ascend and rotate simultaneously, the threaded drum 16 is enabled to be screwed into the bottle cap, friction force between the threaded drum 16 and the bottle cap is gradually increased along with screwing of the threaded drum 16 into the bottle cap, the mounting ring 22 does not directly drive the first air duct 15 to rotate through the torsion detection unit, the first arc-shaped pressure sensor 20 is compressed, when the compression force of the first arc-shaped pressure sensor 20 reaches the maximum friction force between the threaded drum 16 and the bottle cap, the mounting ring 22 drives the first air duct 15 to rotate through the torsion detection unit again, and then make screw thread section of thick bamboo 16 continue to screw into the bottle lid in, because every bottle lid internal thread number of turns is certain, the screw thread is unanimous on every screw thread section of thick bamboo 16, through the control electronic rotary drum 14 rotation preset number of turns condition, makes every screw thread section of thick bamboo 16 screw into bottle lid internal depth unanimous, and then judges bottle lid internal thread condition through the biggest numerical value that first arc pressure sensor 20 reached.
If the maximum value reached by the first arc-shaped pressure sensor 20 is lower than the preset range, it indicates that the defect of the internal thread of the corresponding bottle cap is serious or the shrinkage is excessive, and the corresponding bottle cap cannot be matched with the threaded cylinder 16 to achieve the sealing effect, namely the bottle cap belongs to the defective product, and should be removed, if the maximum value reached by the first arc-shaped pressure sensor 20 is higher than the preset range, it indicates that the shrinkage of the internal thread of the corresponding bottle cap is insufficient to cause excessive thickness, the bottle cap is difficult to unscrew after screwing, or the bottle cap is extruded and deformed, namely the bottle cap also belongs to the defective product, should be removed, after detection is completed, the electric rotary cylinder 14 is controlled to reversely rotate, the threaded cylinder 16 and the bottle cap are unscrewed, the cylinder 12 is controlled to shrink and reset, the threaded cylinder 16 is driven to move downwards by friction force between the first air duct 15 and the threaded cylinder 16, then the driving motor 24 is controlled to start, the bottle cap is driven to sequentially pass through the front conveying belt 3, when the defective product passes through the front conveying belt 3, the control device is started, the control valve in the corresponding bottle cap 10 is opened, the bottle cap is blown to the front conveying belt 3, the bottle cap is blown to the front rectangular conveying belt 3 through the air-jetting groove 10, namely the bottle cap is blown to the top of the front rectangular conveying belt 3, the bottle cap is blown and the defective to the bottle cap is matched with the bottle cap when the defective and the bottle cap is conveyed to the qualified and the bottle cap is conveyed by the top and the top is matched with the front and the top and the bottle cap and the defective.
Example 2
On the basis of the embodiment 1, as shown in fig. 6-8, the air tightness detection assembly is further included, each screw thread detection assembly is connected with an air tightness detection assembly, and all the air tightness detection assemblies are connected with the arc-shaped frame 2; the air tightness detection assembly comprises a lantern ring 30, a second air guide pipe 31, an air cylinder 32, a piston rod 33, a second reset spring 34, an air exhaust pipe 35, a sucker 36 and a photoelectric sensor 37; the first air duct 15 is rotatably connected with a lantern ring 30, and the lantern ring 30 is positioned between the first fixed ring 17 and the mounting ring 22; the lantern ring 30 is fixedly connected with a second air duct 31, the second air duct 31 is communicated with the inner cavity of the lantern ring 30, and through holes are formed in the positions, corresponding to the lantern ring 30, of the first air duct 15; an inflator 32 is fixedly connected in the arc-shaped frame 2; the second air duct 31 is connected with the air cylinder 32 in a sliding way; a piston rod 33 is slidably connected to the air cylinder 32; the piston rod 33 is sleeved with a second return spring 34; the second return spring 34 is fixedly connected with the inflator 32; the piston rod 33 is fixedly connected with an exhaust pipe 35 through a connecting block; the suction cup 36 is fixedly connected to the lower side of the suction tube 35, and the suction cup 36 is communicated with the suction tube 35; a photoelectric sensor 37 is disposed in each through hole of the cover 25, and the photoelectric sensor 37 detects whether the bottle cap completely passes through the through hole of the cover 25.
When the threaded cylinder 16 is screwed into the bottle cap, firstly, the end part of the threaded cylinder 16 enters the bottle cap to push the bottle cap upwards, the upper side of the bottle cap is attached to the sucker 36, the suction pipe 35 is connected with suction equipment through a hose, the suction equipment enables the sucker 36 to generate suction force to adsorb and fix the bottle cap, so that the threaded cylinder 16 is conveniently screwed into the bottle cap, after the threaded cylinder 16 is screwed into the bottle cap, the maximum value reached by the first arc-shaped pressure sensor 20 is in a preset range, the condition that the shrinkage is not too thick enough in the internal thread of the bottle cap can be ensured, the air tightness of the screwed bottle cap can not be ensured, and further air tightness detection is needed.
Firstly, the first air duct 15 is externally connected with air conveying equipment, air is conveyed into the threaded cylinder 16 through the first air duct 15, if no air tightness problem exists between the bottle cap and the threaded cylinder 16, the air can only be conveyed into the lantern ring 30, the second air duct 31 and the air cylinder 32 through the through holes on the first air duct 15, the piston rod 33 is pushed to slide upwards in the air cylinder 32, the second return spring 34 is compressed, the piston rod 33 drives the air suction pipe 35 and the sucker 36 to move upwards, the sucker 36 drives the bottle cap and the threaded cylinder 16 to move upwards, the threaded cylinder 16 slides upwards in the first air duct 15, the bottle cap moves through the photoelectric sensor 37 on the cover 25, the photoelectric sensor 37 senses that the bottle cap passes, the air tightness of the bottle cap is triggered, if the air tightness problem exists between the bottle cap and the threaded cylinder 16, part of gas can leak through the clearance between the bottle cap and the threaded cylinder 16, and then the through hole input lantern ring 30 on the first air duct 15, the second air duct 31 and the air pressure in the cylinder 32 are insufficient, so that the piston rod 33 can not rise to preset height, namely the bottle cap can not pass through the photoelectric sensor 37 on the housing 25, the photoelectric sensor 37 does not sense that the bottle cap passes through and is not triggered, the problem of air tightness of the bottle cap is illustrated, and then the air tightness problem of the bottle cap is judged by the height of the photoelectric sensor 37 sensing the bottle cap, after the judgment is completed, the air conveying equipment pumps air through the first air duct 15, so that the piston rod 33, the air suction pipe 35, the suction cup 36 and the bottle cap move downwards to reset, and then the qualified bottle caps and the defective bottle caps are sorted according to the same principle as in the embodiment.
Example 3
Based on embodiment 2, as shown in fig. 3-6, the device further comprises a burr detection assembly, eight burr detection assemblies are connected to the transfer disc 26, and each burr detection assembly is located in one arc-shaped groove of the transfer disc 26; the burr detection assembly comprises an arc spring 27, an arc block 28 and a second arc pressure sensor 29; each arc-shaped groove of the transfer plate 26 is internally provided with an arc-shaped chute, and an arc-shaped block 28 is connected in a sliding manner in the arc-shaped chute; one end of the arc-shaped block 28 is fixedly connected with an arc-shaped spring 27; the arc-shaped spring 27 is fixedly connected with the transfer disc 26 through a connecting block; one end of the arc-shaped block 28 is fixedly connected with a second arc-shaped pressure sensor 29; the second arc-shaped pressure sensor 29 is fixedly connected with the transfer plate 26 through a connecting block.
The arc-shaped block 28 is provided with the grid cloth 11 attached to the inner arc surface of the arc-shaped block, friction force between the grid cloth 11 and burrs on the bottle cap is increased, and sensitivity to burr induction on the bottle cap is enhanced.
The dust collection device is also included, and the dust collection device is connected to the housing 25; the dust collection assembly comprises a dust collector 38 and a dust collection unit; the cover 25 is connected with a dust collector 38; the air outlet of the dust collector 38 is rotationally connected with the circular groove 9 and communicated with all the rectangular grooves 10; five dust collection units are connected to the housing 25; each dust collection unit corresponds to one sucking disc 36; all of the suction units are connected to a cleaner 38.
The dust collection unit comprises a dust collector 39 and a dust collection cylinder 40; the dust collection cylinder 40 is welded on the housing 25, an annular cavity is arranged in the dust collection cylinder 40, and the dust collection cylinder 40 is communicated with the dust collector 39; the dust collector 39 is communicated with the dust collector 38; the inner wall of the dust collection tube 40 is provided with a plurality of dust collection holes 6.
The upper part of the inner wall of the dust collection barrel 40 is provided with a plurality of polishing strips 5 for polishing burrs, the lower part of the inner wall of the dust collection barrel 40 is provided with an annular groove 7, bristles 8 for cleaning scraps are arranged in the annular groove 7, and the annular groove 7 is internally provided with a plurality of dust collection holes 6.
Because of the processing technology problem of the bottle cap, burrs exist on some bottle cap anti-slip strips after cooling and forming, so that a consumer can scratch the bottle cap by the burrs when unscrewing the bottle cap, and the product is affected to be praise, when the threaded cylinder 16 is screwed into the bottle cap, and the detection and judgment of the bottle cap are finished through the thread detection assembly, the suction device externally connected with the suction pipe 35 is enabled to carry out gas transmission on the suction disc 36, so that the suction disc 36 loosens the bottle cap, then the electric rotary cylinder 14 is controlled to start, the electric rotary cylinder 14 rotates clockwise based on the top and bottom, the threaded cylinder 16 drives the bottle cap to rotate clockwise, the anti-slip strips on the bottle cap are contacted with the grid cloth 11 on the arc block 28, if burrs exist on the bottle cap anti-slip strips, the friction force between the anti-slip strips and the grid cloth 11 is larger, the arc block 28 is driven to slide in the transfer disc 26 when the bottle cap rotates, the arc spring 27 is stretched, the second arc pressure sensor 29 is compressed, further triggering the second arc-shaped pressure sensor 29, if the maximum value reached by the second arc-shaped pressure sensor 29 exceeds the preset range, indicating that burrs exist on the anti-slip strip on the bottle cap, then detecting the air tightness of the bottle cap according to the principle of the embodiment, if the air tightness of the bottle cap is free of problems, driving the bottle cap to rise into the dust collection cylinder 40 by the sucker 36 when detecting the air tightness, enabling the sucker 36 to loosen the bottle cap with burrs, then starting the electric rotary cylinder 14, enabling the first air duct 15 to drive the threaded cylinder 16 and the bottle cap to rotate in the dust collection cylinder 40, polishing burrs on the anti-slip strip on the bottle cap by the polishing strip 5 in the dust collection cylinder 40, simultaneously controlling the dust collector 38 to start, exhausting the dust collection cylinder 40 by the dust collector 39, further sucking the chips generated by polishing by the dust collection hole 6 on the inner wall of the dust collection cylinder 40, and controlling air transmission equipment externally connected with the first air duct 15 to perform air exhaust, the piston rod 33 drives the exhaust tube 35 and the sucker 36 to move downwards for resetting, the sucker 36 pushes the bottle cap, the threaded cylinder 16 slides downwards for resetting, when the bottle cap passes through the bristles 8, the bristles 8 are used for cleaning the residual scraps on the bottle cap, and then when the bottle cap is sorted, air is blown into the circular groove 9 and the rectangular groove 10 through the air outlet of the dust collector 38, and then the bottle cap is blown onto the corresponding conveying belt 3.
The foregoing has outlined rather broadly the more detailed description of the application in order that the detailed description of the principles and embodiments of the application may be implemented in conjunction with the detailed description of the application that follows, the examples being merely intended to facilitate an understanding of the method of the application and its core concepts; meanwhile, as those skilled in the art will have variations in the specific embodiments and application scope in accordance with the ideas of the present application, the present description should not be construed as limiting the present application in view of the above.
Claims (7)
1. The sorting equipment for processing the PET plastic bottle caps comprises a mounting rack (1), an arc-shaped rack (2) and a conveying belt (3); an arc-shaped frame (2) is fixedly connected on the mounting frame (1); two conveyer belts (3) are connected to the arc-shaped frame (2); another conveyer belt (3) is connected between the two conveyer belts (3) through a connecting block; the method is characterized in that: the device also comprises an air cylinder (12), a power disc (13), an electric rotary drum (14), a conveying assembly and a thread detection assembly; the mounting frame (1) is fixedly connected with a cylinder (12); a power disc (13) is fixedly connected with the telescopic end of the air cylinder (12); the power disc (13) is rotationally connected with a plurality of electric rotating drums (14), and the power disc (13) drives the electric rotating drums (14) to rotate through electricity; each electric rotary drum (14) is internally connected with a thread detection assembly; the arc-shaped frame (2) is connected with a conveying component; the conveying assembly is connected with all the thread detection assemblies;
the conveying assembly comprises a baffle plate (4), a fixed disc (23), a driving motor (24), a housing (25) and a transfer disc (26); a fixed disc (23) is fixedly connected on the arc-shaped frame (2); the lower side of the fixed disc (23) is fixedly connected with; the output shaft of the driving motor (24) is fixedly connected with a transfer disc (26), the transfer disc (26) is positioned above the fixed disc (23), and a plurality of arc-shaped grooves are formed in the transfer disc (26); a round groove (9) is formed in the transfer disc (26), a plurality of rectangular grooves (10) are formed in the transfer disc (26), each rectangular groove (10) corresponds to one arc-shaped groove, and a control valve is arranged in each rectangular groove (10); all rectangular grooves (10) are communicated with the circular grooves (9); the fixed disc (23) is provided with a plurality of through holes; a cover shell (25) is fixedly connected on the fixed disc (23), a penetrating groove corresponding to the three conveying belts (3) is formed in the outer ring surface of the cover shell (25), a plurality of penetrating holes are formed in the cover shell (25), and the transfer disc (26) is positioned between the fixed disc (23) and the cover shell (25); six baffles (4) are fixedly connected on the outer ring surface of the housing (25); every two baffles (4) are respectively corresponding to one conveying belt (3);
the screw thread detection assembly comprises a first air duct (15), a screw thread cylinder (16), a first fixed ring (17), a first reset spring (18), a second fixed ring (19), a mounting ring (22) and a torsion detection unit; a mounting ring (22) is fixedly connected on the electric rotary drum (14); three torsion detection units are connected in the mounting ring (22); a first air duct (15) is commonly connected among the three torsion detection units; a thread cylinder (16) is connected in a sliding manner in the first air duct (15), and standard threads matched with the bottle cap are arranged on the thread cylinder (16); a first fixed ring (17) is rotatably connected to the first air duct (15); a first reset spring (18) is fixedly connected on the first fixed ring (17); a second fixed ring (19) is fixedly connected to the first reset spring (18); the second fixed ring (19) is rotationally connected with the fixed disc (23);
the torsion detection unit comprises a first arc-shaped pressure sensor (20) and a fixed plate (21); the inner wall of the mounting ring (22) is connected with a first arc-shaped pressure sensor (20) through a connecting block; one end of the first arc-shaped pressure sensor (20) which is not connected with the mounting ring (22) is fixedly connected with a fixing plate (21); the fixed plate (21) is fixedly connected with the first air duct (15).
2. The sorting equipment for processing PET plastic bottle caps according to claim 1, wherein: the sorting equipment further comprises air tightness detection assemblies, each thread detection assembly is connected with one air tightness detection assembly, and all the air tightness detection assemblies are connected with the arc-shaped frame (2); the air tightness detection assembly comprises a lantern ring (30), a second air guide pipe (31), an air cylinder (32), a piston rod (33), a second reset spring (34), an exhaust pipe (35), a sucker (36) and a photoelectric sensor (37); a lantern ring (30) is rotationally connected to the first air duct (15), and the lantern ring (30) is positioned between the first fixed ring (17) and the mounting ring (22); a second air duct (31) is fixedly connected on the lantern ring (30), the second air duct (31) is communicated with the inner cavity of the lantern ring (30), and through holes are formed in positions, corresponding to the lantern ring (30), of the first air duct (15); an inflator (32) is fixedly connected in the arc-shaped frame (2); the second air duct (31) is connected with the air cylinder (32) in a sliding way; a piston rod (33) is connected in a sliding way in the inflator (32); a second reset spring (34) is sleeved on the piston rod (33); the second return spring (34) is fixedly connected with the inflator (32); an exhaust pipe (35) is fixedly connected on the piston rod (33) through a connecting block; the suction cup (36) is fixedly connected to the lower side of the suction tube (35), and the suction cup (36) is communicated with the suction tube (35); a photoelectric sensor (37) is arranged in each through hole on the housing (25).
3. The sorting device for processing PET plastic bottle caps according to claim 2, wherein: the sorting equipment further comprises a burr detection assembly, a plurality of burr detection assemblies are connected to the transfer plate (26), and each burr detection assembly is located in one arc-shaped groove of the transfer plate (26); the burr detection assembly comprises an arc spring (27), an arc block (28) and a second arc pressure sensor (29); each arc-shaped groove of the transfer plate (26) is internally provided with an arc-shaped chute, and an arc-shaped block (28) is connected in a sliding manner in the arc-shaped chute; one end of the arc-shaped block (28) is fixedly connected with an arc-shaped spring (27); the arc-shaped spring (27) is fixedly connected with the transfer disc (26) through a connecting block; one end of the arc-shaped block (28) is fixedly connected with a second arc-shaped pressure sensor (29); the second arc-shaped pressure sensor (29) is fixedly connected with the transfer disc (26) through a connecting block.
4. A sorting apparatus for processing PET plastic bottle caps according to claim 3, wherein: the arc-shaped block (28) is provided with a grid cloth (11) attached to the inner cambered surface.
5. The sorting equipment for processing PET plastic bottle caps according to claim 4, wherein: the sorting equipment further comprises a dust collection assembly, and the housing (25) is connected with the dust collection assembly; the dust collection assembly comprises a dust collector (38) and a dust collection unit; the cover shell (25) is connected with a dust collector (38); an air outlet of the dust collector (38) is rotationally connected with the circular groove (9) and is communicated with all the rectangular grooves (10); a plurality of dust collection units are connected to the housing (25); each dust collection unit corresponds to one sucker (36); all the dust collection units are connected with a dust collector (38).
6. The sorting equipment for processing PET plastic bottle caps according to claim 5, wherein: the dust collection unit comprises a dust collection pipe (39) and a dust collection cylinder (40); a dust collection cylinder (40) is fixedly connected on the housing (25), an annular cavity is arranged in the dust collection cylinder (40), and a dust collection pipe (39) is communicated with the dust collection cylinder (40); the dust collection pipe (39) is communicated with the dust collector (38); the inner wall of the dust collection cylinder (40) is provided with a plurality of dust collection holes (6).
7. The sorting equipment for processing PET plastic bottle caps according to claim 6, wherein: the upper part of the inner wall of the dust collection barrel (40) is provided with a plurality of polishing strips (5) for polishing burrs, the lower part of the inner wall of the dust collection barrel (40) is provided with an annular groove (7), bristles (8) for cleaning scraps are arranged in the annular groove (7), and the annular groove (7) is internally provided with a plurality of dust collection holes (6).
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| CN202311259604.3A CN116984267B (en) | 2023-09-27 | 2023-09-27 | Sorting equipment for processing PET plastic bottle caps |
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| CN117664475B (en) * | 2024-02-01 | 2024-04-12 | 罗米(扬州)环保新材料实业有限公司 | Vacuum cleaner plastic pipe air tightness testing device |
| CN118024117A (en) * | 2024-04-10 | 2024-05-14 | 江苏华航新材料科技集团有限公司 | Ceramic valve plate polishing machine |
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| CN116984267A (en) | 2023-11-03 |
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